background

(OZ) Asiana Airlines 9511 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
5
8%
Very Late
1
2%
Excessive
5
8%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
20
Codeshares
61
Average Delay (min.)
29.05
Standard Deviation
29.2
Min
0
Max
100

OZ 9511 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 80%
Average Delay Time 29.05 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 29.05 min
This flight has an average delay of 29.05 minutes with a standard deviation of 29.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.